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xhprof_enable

(PECL xhprof >= 0.9.0)

xhprof_enableStart xhprof profiler

Açıklama

xhprof_enable(int $flags = 0, array $options = ?): void

Start xhprof profiling.

Bağımsız Değişkenler

flags

Optional flags to add additional information to the profiling. See the XHprof constants for further information about these flags, e.g., XHPROF_FLAGS_MEMORY to enable memory profiling.

options

An array of optional options, namely, the 'ignored_functions' option to pass in functions to be ignored during profiling.

Dönen Değerler

null

Sürüm Bilgisi

Sürüm: Açıklama
PECL xhprof 0.9.2 The optional options parameter was added.

Örnekler

Örnek 1 xhprof_enable() examples

<?php
// 1. elapsed time + memory + CPU profiling; and ignore built-in (internal) functions
xhprof_enable(XHPROF_FLAGS_NO_BUILTINS | XHPROF_FLAGS_CPU | XHPROF_FLAGS_MEMORY);

// 2. elapsed time profiling; ignore call_user_func* during profiling
xhprof_enable(
0,
array(
'ignored_functions' => array('call_user_func',
'call_user_func_array')));

// 3. elapsed time + memory profiling; ignore call_user_func* during profiling
xhprof_enable(
XHPROF_FLAGS_MEMORY,
array(
'ignored_functions' => array('call_user_func',
'call_user_func_array')));
?>

Ayrıca Bakınız

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User Contributed Notes 1 note

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5
Vladimir Kovpak
9 years ago
<?php

// You can optionally profile CPU time and/or memory usage:
xhprof_enable(XHPROF_FLAGS_CPU + XHPROF_FLAGS_MEMORY);
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